US Bridges

SR 9 over Hog Wallow Creek

Good

Fulton County, Georgia · In the City of Roswell · Structure no. 000000012100340

Built
1980
45 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
40 ft
4 main spans
Daily traffic
27,500
2024 count
Owner
State
State Highway Agency

About this bridge

SR 9 over Hog Wallow Creek is a concrete culvert carrying SR 9 over Hog Wallow Creek in Fulton County, Georgia. It was built in 1980, so it is 45 years old, younger than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 27,500 vehicles a day, roughly 1% of them trucks, projected to reach 46,875 by 2031. The structure is 40 ft (12.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 9
CrossesHog Wallow Creek
LocationIn the City of Roswell
RouteState Highway 9
StateGeorgia
Coordinates34.0334, -84.34952
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.9 US tons
Inventory rating39.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length40 ft (12.2 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,500 (2024)
Projected traffic46,875 by 2031
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$362,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 9 over Hog Wallow Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is SR 9 over Hog Wallow Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does SR 9 over Hog Wallow Creek carry?

About 27,500 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 9 over Hog Wallow Creek?

The structure is 40 ft (12.2 m) long with a longest span of 9 ft (2.7 m).

Who owns SR 9 over Hog Wallow Creek?

It is owned by the State Highway Agency.